Hi, I do this commands and the results are :
> cdf <- getCdf(csR); > gi <- getGenomeInformation(cdf); > print(gi); UgpGenomeInformation: Name: Mapping250K_Nsp Tags: Full name: Mapping250K_Nsp Pathname: annotationData/chipTypes/Mapping250K_Nsp/Mapping250K_Nsp.ugp File size: 1.25 MB (1311877 bytes) RAM: 0.00 MB Chip type: Mapping250K_Nsp > print(getChecksum(gi)); [1] "d3951c04357b4c928eff3bb479d34850" > subset <- getUnitsOnChromosomes(gi, 23:24, .checkArgs=FALSE); > str(subset); int(0) Emilie -- When reporting problems on aroma.affymetrix, make sure 1) to run the latest version of the package, 2) to report the output of sessionInfo() and traceback(), and 3) to post a complete code example. You received this message because you are subscribed to the Google Groups "aroma.affymetrix" group with website http://www.aroma-project.org/. To post to this group, send email to aroma-affymetrix@googlegroups.com To unsubscribe and other options, go to http://www.aroma-project.org/forum/